8889781140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{355307}}^1$

素因数の和:355461

約数の個数: 72

約数和(自身を含む): 27159743520

約数和(自身を除く): 18269962380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 25020, 355307, 710614, 1065921, 1421228, 1776535, 2131842, 3197763, 3553070, 4263684, 5329605, 6395526, 7106140, 10659210, 12791052, 15988815, 21318420, 31977630, 49387673, 63955260, 98775346, 148163019, 197550692, 246938365, 296326038, 444489057, 493876730, 592652076, 740815095, 888978114, 987753460, 1481630190, 1777956228, 2222445285, 2963260380, 4444890570, 8889781140]

約数ペア:

[(1, 8889781140), (2, 4444890570), (3, 2963260380), (4, 2222445285), (5, 1777956228), (6, 1481630190), (9, 987753460), (10, 888978114), (12, 740815095), (15, 592652076), (18, 493876730), (20, 444489057), (30, 296326038), (36, 246938365), (45, 197550692), (60, 148163019), (90, 98775346), (139, 63955260), (180, 49387673), (278, 31977630), (417, 21318420), (556, 15988815), (695, 12791052), (834, 10659210), (1251, 7106140), (1390, 6395526), (1668, 5329605), (2085, 4263684), (2502, 3553070), (2780, 3197763), (4170, 2131842), (5004, 1776535), (6255, 1421228), (8340, 1065921), (12510, 710614), (25020, 355307)]